2153543055 has 48 divisors (see below), whose sum is σ = 3560354304. Its totient is φ = 1111440960.

The previous prime is 2153543033. The next prime is 2153543069. The reversal of 2153543055 is 5503453512.

It is a happy number.

It is not a de Polignac number, because 2153543055 - 2⁶ = 2153542991 is a prime.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3412590 + ... + 3413220.

It is an arithmetic number, because the mean of its divisors is an integer number (74174048).

Almost surely, 2^2153543055 is an apocalyptic number.

2153543055 is a deficient number, since it is larger than the sum of its proper divisors (1406811249).

2153543055 is a wasteful number, since it uses less digits than its factorization.

2153543055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 836 (or 789 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 33.

The square root of 2153543055 is about 46406.2824949381. The cubic root of 2153543055 is about 1291.3714667100.

Adding to 2153543055 its reverse (5503453512), we get a palindrome (7656996567).

The spelling of 2153543055 in words is "two billion, one hundred fifty-three million, five hundred forty-three thousand, fifty-five".